Hardware Spec Index

Zephyra FN-4576 Core 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4576-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index378 (Case Fans scale)
Category rank#17,775
Street price$9
Power3 W
Performance per dollar42.00
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4576 Core
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4576 Core 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/92371702 (accessed 2026-10-19).